220464604 has 12 divisors (see below), whose sum is σ = 385920864. Its totient is φ = 110201504.

The previous prime is 220464593. The next prime is 220464613. The reversal of 220464604 is 406464022.

220464604 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17757 + ... + 27499.

It is an arithmetic number, because the mean of its divisors is an integer number (32160072).

Almost surely, 2^220464604 is an apocalyptic number.

It is an amenable number.

220464604 is a deficient number, since it is larger than the sum of its proper divisors (165456260).

220464604 is a wasteful number, since it uses less digits than its factorization.

220464604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15404 (or 15402 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 220464604 is about 14848.0505117675. The cubic root of 220464604 is about 604.1057334304.

It can be divided in two parts, 22046460 and 4, that multiplied together give a triangular number (88185840 = T₁₃₂₈₀).

The spelling of 220464604 in words is "two hundred twenty million, four hundred sixty-four thousand, six hundred four".